<?php /** * StatusNet, the distributed open-source microblogging tool * * Return a user's avatar image * * PHP version 5 * * LICENCE: This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * * @category API * @package StatusNet * @author Brion Vibber <brion@status.net> * @copyright 2010 StatusNet, Inc. * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 * @link http://status.net/ */ if (!defined('STATUSNET')) { exit(1); } /** * Ouputs avatar URL for a user, specified by screen name. * Unlike most API endpoints, this returns an HTTP redirect rather than direct data. * * @category API * @package StatusNet * @author Brion Vibber <brion@status.net> * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 * @link http://status.net/ */ class ApiUserProfileImageAction extends ApiPrivateAuthAction { /** * Take arguments for running * * @param array $args $_REQUEST args * * @return boolean success flag * */ protected function prepare(array $args=array()) { parent::prepare($args); $user = User::getKV('nickname', $this->arg('screen_name')); if (!($user instanceof User)) { // TRANS: Client error displayed when requesting user information for a non-existing user. $this->clientError(_('User not found.'), 404); } $this->target = $user->getProfile(); $this->size = $this->arg('size'); return true; } /** * Handle the request * * Check the format and show the user info * * @return void */ protected function handle() { parent::handle(); $size = $this->avatarSize(); $url = $this->target->avatarUrl($size); // We don't actually output JSON or XML data -- redirect! common_redirect($url, 302); } /** * Get the appropriate pixel size for an avatar based on the request... * * @return int */ private function avatarSize() { switch ($this->size) { case 'mini': return AVATAR_MINI_SIZE; // 24x24 case 'bigger': return AVATAR_PROFILE_SIZE; // Twitter does 73x73, but we do 96x96 case 'normal': // fall through default: return AVATAR_STREAM_SIZE; // 48x48 } } /** * Return true if read only. * * MAY override * * @param array $args other arguments * * @return boolean is read only action? */ function isReadOnly($args) { return true; } }